xref: /titanic_51/usr/src/uts/intel/sys/x86_archext.h (revision cef70d2c52b5ed31a487790e4584f648812210a9)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 /*
26  * Copyright (c) 2009, Intel Corporation.
27  * All rights reserved.
28  */
29 
30 #ifndef _SYS_X86_ARCHEXT_H
31 #define	_SYS_X86_ARCHEXT_H
32 
33 #if !defined(_ASM)
34 #include <sys/regset.h>
35 #include <sys/processor.h>
36 #include <vm/seg_enum.h>
37 #include <vm/page.h>
38 #endif	/* _ASM */
39 
40 #ifdef	__cplusplus
41 extern "C" {
42 #endif
43 
44 /*
45  * cpuid instruction feature flags in %edx (standard function 1)
46  */
47 
48 #define	CPUID_INTC_EDX_FPU	0x00000001	/* x87 fpu present */
49 #define	CPUID_INTC_EDX_VME	0x00000002	/* virtual-8086 extension */
50 #define	CPUID_INTC_EDX_DE	0x00000004	/* debugging extensions */
51 #define	CPUID_INTC_EDX_PSE	0x00000008	/* page size extension */
52 #define	CPUID_INTC_EDX_TSC	0x00000010	/* time stamp counter */
53 #define	CPUID_INTC_EDX_MSR	0x00000020	/* rdmsr and wrmsr */
54 #define	CPUID_INTC_EDX_PAE	0x00000040	/* physical addr extension */
55 #define	CPUID_INTC_EDX_MCE	0x00000080	/* machine check exception */
56 #define	CPUID_INTC_EDX_CX8	0x00000100	/* cmpxchg8b instruction */
57 #define	CPUID_INTC_EDX_APIC	0x00000200	/* local APIC */
58 						/* 0x400 - reserved */
59 #define	CPUID_INTC_EDX_SEP	0x00000800	/* sysenter and sysexit */
60 #define	CPUID_INTC_EDX_MTRR	0x00001000	/* memory type range reg */
61 #define	CPUID_INTC_EDX_PGE	0x00002000	/* page global enable */
62 #define	CPUID_INTC_EDX_MCA	0x00004000	/* machine check arch */
63 #define	CPUID_INTC_EDX_CMOV	0x00008000	/* conditional move insns */
64 #define	CPUID_INTC_EDX_PAT	0x00010000	/* page attribute table */
65 #define	CPUID_INTC_EDX_PSE36	0x00020000	/* 36-bit pagesize extension */
66 #define	CPUID_INTC_EDX_PSN	0x00040000	/* processor serial number */
67 #define	CPUID_INTC_EDX_CLFSH	0x00080000	/* clflush instruction */
68 						/* 0x100000 - reserved */
69 #define	CPUID_INTC_EDX_DS	0x00200000	/* debug store exists */
70 #define	CPUID_INTC_EDX_ACPI	0x00400000	/* monitoring + clock ctrl */
71 #define	CPUID_INTC_EDX_MMX	0x00800000	/* MMX instructions */
72 #define	CPUID_INTC_EDX_FXSR	0x01000000	/* fxsave and fxrstor */
73 #define	CPUID_INTC_EDX_SSE	0x02000000	/* streaming SIMD extensions */
74 #define	CPUID_INTC_EDX_SSE2	0x04000000	/* SSE extensions */
75 #define	CPUID_INTC_EDX_SS	0x08000000	/* self-snoop */
76 #define	CPUID_INTC_EDX_HTT	0x10000000	/* Hyper Thread Technology */
77 #define	CPUID_INTC_EDX_TM	0x20000000	/* thermal monitoring */
78 #define	CPUID_INTC_EDX_IA64	0x40000000	/* Itanium emulating IA32 */
79 #define	CPUID_INTC_EDX_PBE	0x80000000	/* Pending Break Enable */
80 
81 #define	FMT_CPUID_INTC_EDX					\
82 	"\20"							\
83 	"\40pbe\37ia64\36tm\35htt\34ss\33sse2\32sse\31fxsr"	\
84 	"\30mmx\27acpi\26ds\24clfsh\23psn\22pse36\21pat"	\
85 	"\20cmov\17mca\16pge\15mtrr\14sep\12apic\11cx8"		\
86 	"\10mce\7pae\6msr\5tsc\4pse\3de\2vme\1fpu"
87 
88 /*
89  * cpuid instruction feature flags in %ecx (standard function 1)
90  */
91 
92 #define	CPUID_INTC_ECX_SSE3	0x00000001	/* Yet more SSE extensions */
93 						/* 0x00000002 - reserved */
94 						/* 0x00000004 - reserved */
95 #define	CPUID_INTC_ECX_MON	0x00000008	/* MONITOR/MWAIT */
96 #define	CPUID_INTC_ECX_DSCPL	0x00000010	/* CPL-qualified debug store */
97 #define	CPUID_INTC_ECX_VMX	0x00000020	/* Hardware VM extensions */
98 #define	CPUID_INTC_ECX_SMX	0x00000040	/* Secure mode extensions */
99 #define	CPUID_INTC_ECX_EST	0x00000080	/* enhanced SpeedStep */
100 #define	CPUID_INTC_ECX_TM2	0x00000100	/* thermal monitoring */
101 #define	CPUID_INTC_ECX_SSSE3	0x00000200	/* Supplemental SSE3 insns */
102 #define	CPUID_INTC_ECX_CID	0x00000400	/* L1 context ID */
103 						/* 0x00000800 - reserved */
104 						/* 0x00001000 - reserved */
105 #define	CPUID_INTC_ECX_CX16	0x00002000	/* cmpxchg16 */
106 #define	CPUID_INTC_ECX_ETPRD	0x00004000	/* extended task pri messages */
107 						/* 0x00008000 - reserved */
108 						/* 0x00010000 - reserved */
109 						/* 0x00020000 - reserved */
110 #define	CPUID_INTC_ECX_DCA	0x00040000	/* direct cache access */
111 #define	CPUID_INTC_ECX_SSE4_1	0x00080000	/* SSE4.1 insns */
112 #define	CPUID_INTC_ECX_SSE4_2	0x00100000	/* SSE4.2 insns */
113 #define	CPUID_INTC_ECX_MOVBE	0x00400000	/* MOVBE insn */
114 #define	CPUID_INTC_ECX_POPCNT	0x00800000	/* POPCNT insn */
115 
116 #define	FMT_CPUID_INTC_ECX					\
117 	"\20"							\
118 	"\30popcnt\27movbe\25sse4.2\24sse4.1\23dca"		\
119 	"\20\17etprd\16cx16\13cid\12ssse3\11tm2"		\
120 	"\10est\7smx\6vmx\5dscpl\4mon\1sse3"
121 
122 /*
123  * cpuid instruction feature flags in %edx (extended function 0x80000001)
124  */
125 
126 #define	CPUID_AMD_EDX_FPU	0x00000001	/* x87 fpu present */
127 #define	CPUID_AMD_EDX_VME	0x00000002	/* virtual-8086 extension */
128 #define	CPUID_AMD_EDX_DE	0x00000004	/* debugging extensions */
129 #define	CPUID_AMD_EDX_PSE	0x00000008	/* page size extensions */
130 #define	CPUID_AMD_EDX_TSC	0x00000010	/* time stamp counter */
131 #define	CPUID_AMD_EDX_MSR	0x00000020	/* rdmsr and wrmsr */
132 #define	CPUID_AMD_EDX_PAE	0x00000040	/* physical addr extension */
133 #define	CPUID_AMD_EDX_MCE	0x00000080	/* machine check exception */
134 #define	CPUID_AMD_EDX_CX8	0x00000100	/* cmpxchg8b instruction */
135 #define	CPUID_AMD_EDX_APIC	0x00000200	/* local APIC */
136 						/* 0x00000400 - sysc on K6m6 */
137 #define	CPUID_AMD_EDX_SYSC	0x00000800	/* AMD: syscall and sysret */
138 #define	CPUID_AMD_EDX_MTRR	0x00001000	/* memory type and range reg */
139 #define	CPUID_AMD_EDX_PGE	0x00002000	/* page global enable */
140 #define	CPUID_AMD_EDX_MCA	0x00004000	/* machine check arch */
141 #define	CPUID_AMD_EDX_CMOV	0x00008000	/* conditional move insns */
142 #define	CPUID_AMD_EDX_PAT	0x00010000	/* K7: page attribute table */
143 #define	CPUID_AMD_EDX_FCMOV	0x00010000	/* FCMOVcc etc. */
144 #define	CPUID_AMD_EDX_PSE36	0x00020000	/* 36-bit pagesize extension */
145 				/* 0x00040000 - reserved */
146 				/* 0x00080000 - reserved */
147 #define	CPUID_AMD_EDX_NX	0x00100000	/* AMD: no-execute page prot */
148 				/* 0x00200000 - reserved */
149 #define	CPUID_AMD_EDX_MMXamd	0x00400000	/* AMD: MMX extensions */
150 #define	CPUID_AMD_EDX_MMX	0x00800000	/* MMX instructions */
151 #define	CPUID_AMD_EDX_FXSR	0x01000000	/* fxsave and fxrstor */
152 #define	CPUID_AMD_EDX_FFXSR	0x02000000	/* fast fxsave/fxrstor */
153 #define	CPUID_AMD_EDX_1GPG	0x04000000	/* 1GB page */
154 #define	CPUID_AMD_EDX_TSCP	0x08000000	/* rdtscp instruction */
155 				/* 0x10000000 - reserved */
156 #define	CPUID_AMD_EDX_LM	0x20000000	/* AMD: long mode */
157 #define	CPUID_AMD_EDX_3DNowx	0x40000000	/* AMD: extensions to 3DNow! */
158 #define	CPUID_AMD_EDX_3DNow	0x80000000	/* AMD: 3DNow! instructions */
159 
160 #define	FMT_CPUID_AMD_EDX					\
161 	"\20"							\
162 	"\40a3d\37a3d+\36lm\34tscp\32ffxsr\31fxsr"		\
163 	"\30mmx\27mmxext\25nx\22pse\21pat"			\
164 	"\20cmov\17mca\16pge\15mtrr\14syscall\12apic\11cx8"	\
165 	"\10mce\7pae\6msr\5tsc\4pse\3de\2vme\1fpu"
166 
167 #define	CPUID_AMD_ECX_AHF64	0x00000001	/* LAHF and SAHF in long mode */
168 #define	CPUID_AMD_ECX_CMP_LGCY	0x00000002	/* AMD: multicore chip */
169 #define	CPUID_AMD_ECX_SVM	0x00000004	/* AMD: secure VM */
170 #define	CPUID_AMD_ECX_EAS	0x00000008	/* extended apic space */
171 #define	CPUID_AMD_ECX_CR8D	0x00000010	/* AMD: 32-bit mov %cr8 */
172 #define	CPUID_AMD_ECX_LZCNT	0x00000020	/* AMD: LZCNT insn */
173 #define	CPUID_AMD_ECX_SSE4A	0x00000040	/* AMD: SSE4A insns */
174 #define	CPUID_AMD_ECX_MAS	0x00000080	/* AMD: MisAlignSse mnode */
175 #define	CPUID_AMD_ECX_3DNP	0x00000100	/* AMD: 3DNowPrefectch */
176 #define	CPUID_AMD_ECX_OSVW	0x00000200	/* AMD: OSVW */
177 #define	CPUID_AMD_ECX_IBS	0x00000400	/* AMD: IBS */
178 #define	CPUID_AMD_ECX_SSE5	0x00000800	/* AMD: SSE5 */
179 #define	CPUID_AMD_ECX_SKINIT	0x00001000	/* AMD: SKINIT */
180 #define	CPUID_AMD_ECX_WDT	0x00002000	/* AMD: WDT */
181 
182 #define	FMT_CPUID_AMD_ECX					\
183 	"\20"							\
184 	"\14wdt\13skinit\12sse5\11ibs\10osvw\93dnp\8mas"	\
185 	"\7sse4a\6lzcnt\5cr8d\3svm\2lcmplgcy\1ahf64"
186 
187 /*
188  * Intel now seems to have claimed part of the "extended" function
189  * space that we previously for non-Intel implementors to use.
190  * More excitingly still, they've claimed bit 20 to mean LAHF/SAHF
191  * is available in long mode i.e. what AMD indicate using bit 0.
192  * On the other hand, everything else is labelled as reserved.
193  */
194 #define	CPUID_INTC_ECX_AHF64	0x00100000	/* LAHF and SAHF in long mode */
195 
196 
197 #define	P5_MCHADDR	0x0
198 #define	P5_CESR		0x11
199 #define	P5_CTR0		0x12
200 #define	P5_CTR1		0x13
201 
202 #define	K5_MCHADDR	0x0
203 #define	K5_MCHTYPE	0x01
204 #define	K5_TSC		0x10
205 #define	K5_TR12		0x12
206 
207 #define	REG_PAT		0x277
208 
209 #define	REG_MC0_CTL		0x400
210 #define	REG_MC5_MISC		0x417
211 #define	REG_PERFCTR0		0xc1
212 #define	REG_PERFCTR1		0xc2
213 
214 #define	REG_PERFEVNT0		0x186
215 #define	REG_PERFEVNT1		0x187
216 
217 #define	REG_TSC			0x10	/* timestamp counter */
218 #define	REG_APIC_BASE_MSR	0x1b
219 #define	REG_X2APIC_BASE_MSR	0x800	/* The MSR address offset of x2APIC */
220 
221 #if !defined(__xpv)
222 /*
223  * AMD C1E
224  */
225 #define	MSR_AMD_INT_PENDING_CMP_HALT	0xC0010055
226 #define	AMD_ACTONCMPHALT_SHIFT	27
227 #define	AMD_ACTONCMPHALT_MASK	3
228 #endif
229 
230 #define	MSR_DEBUGCTL		0x1d9
231 
232 #define	DEBUGCTL_LBR		0x01
233 #define	DEBUGCTL_BTF		0x02
234 
235 /* Intel P6, AMD */
236 #define	MSR_LBR_FROM		0x1db
237 #define	MSR_LBR_TO		0x1dc
238 #define	MSR_LEX_FROM		0x1dd
239 #define	MSR_LEX_TO		0x1de
240 
241 /* Intel P4 (pre-Prescott, non P4 M) */
242 #define	MSR_P4_LBSTK_TOS	0x1da
243 #define	MSR_P4_LBSTK_0		0x1db
244 #define	MSR_P4_LBSTK_1		0x1dc
245 #define	MSR_P4_LBSTK_2		0x1dd
246 #define	MSR_P4_LBSTK_3		0x1de
247 
248 /* Intel Pentium M */
249 #define	MSR_P6M_LBSTK_TOS	0x1c9
250 #define	MSR_P6M_LBSTK_0		0x040
251 #define	MSR_P6M_LBSTK_1		0x041
252 #define	MSR_P6M_LBSTK_2		0x042
253 #define	MSR_P6M_LBSTK_3		0x043
254 #define	MSR_P6M_LBSTK_4		0x044
255 #define	MSR_P6M_LBSTK_5		0x045
256 #define	MSR_P6M_LBSTK_6		0x046
257 #define	MSR_P6M_LBSTK_7		0x047
258 
259 /* Intel P4 (Prescott) */
260 #define	MSR_PRP4_LBSTK_TOS	0x1da
261 #define	MSR_PRP4_LBSTK_FROM_0	0x680
262 #define	MSR_PRP4_LBSTK_FROM_1	0x681
263 #define	MSR_PRP4_LBSTK_FROM_2	0x682
264 #define	MSR_PRP4_LBSTK_FROM_3	0x683
265 #define	MSR_PRP4_LBSTK_FROM_4	0x684
266 #define	MSR_PRP4_LBSTK_FROM_5	0x685
267 #define	MSR_PRP4_LBSTK_FROM_6	0x686
268 #define	MSR_PRP4_LBSTK_FROM_7	0x687
269 #define	MSR_PRP4_LBSTK_FROM_8 	0x688
270 #define	MSR_PRP4_LBSTK_FROM_9	0x689
271 #define	MSR_PRP4_LBSTK_FROM_10	0x68a
272 #define	MSR_PRP4_LBSTK_FROM_11 	0x68b
273 #define	MSR_PRP4_LBSTK_FROM_12	0x68c
274 #define	MSR_PRP4_LBSTK_FROM_13	0x68d
275 #define	MSR_PRP4_LBSTK_FROM_14	0x68e
276 #define	MSR_PRP4_LBSTK_FROM_15	0x68f
277 #define	MSR_PRP4_LBSTK_TO_0	0x6c0
278 #define	MSR_PRP4_LBSTK_TO_1	0x6c1
279 #define	MSR_PRP4_LBSTK_TO_2	0x6c2
280 #define	MSR_PRP4_LBSTK_TO_3	0x6c3
281 #define	MSR_PRP4_LBSTK_TO_4	0x6c4
282 #define	MSR_PRP4_LBSTK_TO_5	0x6c5
283 #define	MSR_PRP4_LBSTK_TO_6	0x6c6
284 #define	MSR_PRP4_LBSTK_TO_7	0x6c7
285 #define	MSR_PRP4_LBSTK_TO_8	0x6c8
286 #define	MSR_PRP4_LBSTK_TO_9 	0x6c9
287 #define	MSR_PRP4_LBSTK_TO_10	0x6ca
288 #define	MSR_PRP4_LBSTK_TO_11	0x6cb
289 #define	MSR_PRP4_LBSTK_TO_12	0x6cc
290 #define	MSR_PRP4_LBSTK_TO_13	0x6cd
291 #define	MSR_PRP4_LBSTK_TO_14	0x6ce
292 #define	MSR_PRP4_LBSTK_TO_15	0x6cf
293 
294 #define	MCI_CTL_VALUE		0xffffffff
295 
296 #define	MTRR_TYPE_UC		0
297 #define	MTRR_TYPE_WC		1
298 #define	MTRR_TYPE_WT		4
299 #define	MTRR_TYPE_WP		5
300 #define	MTRR_TYPE_WB		6
301 #define	MTRR_TYPE_UC_		7
302 
303 /*
304  * For Solaris we set up the page attritubute table in the following way:
305  * PAT0	Write-Back
306  * PAT1	Write-Through
307  * PAT2	Unchacheable-
308  * PAT3	Uncacheable
309  * PAT4 Write-Back
310  * PAT5	Write-Through
311  * PAT6	Write-Combine
312  * PAT7 Uncacheable
313  * The only difference from h/w default is entry 6.
314  */
315 #define	PAT_DEFAULT_ATTRIBUTE			\
316 	((uint64_t)MTRR_TYPE_WB |		\
317 	((uint64_t)MTRR_TYPE_WT << 8) |		\
318 	((uint64_t)MTRR_TYPE_UC_ << 16) |	\
319 	((uint64_t)MTRR_TYPE_UC << 24) |	\
320 	((uint64_t)MTRR_TYPE_WB << 32) |	\
321 	((uint64_t)MTRR_TYPE_WT << 40) |	\
322 	((uint64_t)MTRR_TYPE_WC << 48) |	\
323 	((uint64_t)MTRR_TYPE_UC << 56))
324 
325 #define	X86_LARGEPAGE	0x00000001
326 #define	X86_TSC		0x00000002
327 #define	X86_MSR		0x00000004
328 #define	X86_MTRR	0x00000008
329 #define	X86_PGE		0x00000010
330 #define	X86_DE		0x00000020
331 #define	X86_CMOV	0x00000040
332 #define	X86_MMX 	0x00000080
333 #define	X86_MCA		0x00000100
334 #define	X86_PAE		0x00000200
335 #define	X86_CX8		0x00000400
336 #define	X86_PAT		0x00000800
337 #define	X86_SEP		0x00001000
338 #define	X86_SSE		0x00002000
339 #define	X86_SSE2	0x00004000
340 #define	X86_HTT		0x00008000
341 #define	X86_ASYSC	0x00010000
342 #define	X86_NX		0x00020000
343 #define	X86_SSE3	0x00040000
344 #define	X86_CX16	0x00080000
345 #define	X86_CMP		0x00100000
346 #define	X86_TSCP	0x00200000
347 #define	X86_MWAIT	0x00400000
348 #define	X86_SSE4A	0x00800000
349 #define	X86_CPUID	0x01000000
350 #define	X86_SSSE3	0x02000000
351 #define	X86_SSE4_1	0x04000000
352 #define	X86_SSE4_2	0x08000000
353 #define	X86_1GPG	0x10000000
354 #define	X86_CLFSH	0x20000000
355 #define	X86_64		0x40000000
356 
357 /*
358  * flags to patch tsc_read routine.
359  */
360 #define	X86_NO_TSC		0x0
361 #define	X86_HAVE_TSCP		0x1
362 #define	X86_TSC_MFENCE		0x2
363 #define	X86_TSC_LFENCE		0x4
364 
365 #define	FMT_X86_FEATURE						\
366 	"\20"							\
367 	"\34sse4_2\33sse4_1\32ssse3\31cpuid"			\
368 	"\30sse4a\27mwait\26tscp\25cmp\24cx16\23sse3\22nx\21asysc"\
369 	"\20htt\17sse2\16sse\15sep\14pat\13cx8\12pae\11mca"	\
370 	"\10mmx\7cmov\6de\5pge\4mtrr\3msr\2tsc\1lgpg"
371 
372 /*
373  * Intel Deep C-State invariant TSC in leaf 0x80000007.
374  */
375 #define	CPUID_TSC_CSTATE_INVARIANCE	(0x100)
376 
377 /*
378  * Intel Deep C-state always-running local APIC timer
379  */
380 #define	CPUID_CSTATE_ARAT	(0x4)
381 
382 /*
383  * x86_type is a legacy concept; this is supplanted
384  * for most purposes by x86_feature; modern CPUs
385  * should be X86_TYPE_OTHER
386  */
387 #define	X86_TYPE_OTHER		0
388 #define	X86_TYPE_486		1
389 #define	X86_TYPE_P5		2
390 #define	X86_TYPE_P6		3
391 #define	X86_TYPE_CYRIX_486	4
392 #define	X86_TYPE_CYRIX_6x86L	5
393 #define	X86_TYPE_CYRIX_6x86	6
394 #define	X86_TYPE_CYRIX_GXm	7
395 #define	X86_TYPE_CYRIX_6x86MX	8
396 #define	X86_TYPE_CYRIX_MediaGX	9
397 #define	X86_TYPE_CYRIX_MII	10
398 #define	X86_TYPE_VIA_CYRIX_III	11
399 #define	X86_TYPE_P4		12
400 
401 /*
402  * x86_vendor allows us to select between
403  * implementation features and helps guide
404  * the interpretation of the cpuid instruction.
405  */
406 #define	X86_VENDOR_Intel	0
407 #define	X86_VENDORSTR_Intel	"GenuineIntel"
408 
409 #define	X86_VENDOR_IntelClone	1
410 
411 #define	X86_VENDOR_AMD		2
412 #define	X86_VENDORSTR_AMD	"AuthenticAMD"
413 
414 #define	X86_VENDOR_Cyrix	3
415 #define	X86_VENDORSTR_CYRIX	"CyrixInstead"
416 
417 #define	X86_VENDOR_UMC		4
418 #define	X86_VENDORSTR_UMC	"UMC UMC UMC "
419 
420 #define	X86_VENDOR_NexGen	5
421 #define	X86_VENDORSTR_NexGen	"NexGenDriven"
422 
423 #define	X86_VENDOR_Centaur	6
424 #define	X86_VENDORSTR_Centaur	"CentaurHauls"
425 
426 #define	X86_VENDOR_Rise		7
427 #define	X86_VENDORSTR_Rise	"RiseRiseRise"
428 
429 #define	X86_VENDOR_SiS		8
430 #define	X86_VENDORSTR_SiS	"SiS SiS SiS "
431 
432 #define	X86_VENDOR_TM		9
433 #define	X86_VENDORSTR_TM	"GenuineTMx86"
434 
435 #define	X86_VENDOR_NSC		10
436 #define	X86_VENDORSTR_NSC	"Geode by NSC"
437 
438 /*
439  * Vendor string max len + \0
440  */
441 #define	X86_VENDOR_STRLEN	13
442 
443 /*
444  * Some vendor/family/model/stepping ranges are commonly grouped under
445  * a single identifying banner by the vendor.  The following encode
446  * that "revision" in a uint32_t with the 8 most significant bits
447  * identifying the vendor with X86_VENDOR_*, the next 8 identifying the
448  * family, and the remaining 16 typically forming a bitmask of revisions
449  * within that family with more significant bits indicating "later" revisions.
450  */
451 
452 #define	_X86_CHIPREV_VENDOR_MASK	0xff000000u
453 #define	_X86_CHIPREV_VENDOR_SHIFT	24
454 #define	_X86_CHIPREV_FAMILY_MASK	0x00ff0000u
455 #define	_X86_CHIPREV_FAMILY_SHIFT	16
456 #define	_X86_CHIPREV_REV_MASK		0x0000ffffu
457 
458 #define	_X86_CHIPREV_VENDOR(x) \
459 	(((x) & _X86_CHIPREV_VENDOR_MASK) >> _X86_CHIPREV_VENDOR_SHIFT)
460 #define	_X86_CHIPREV_FAMILY(x) \
461 	(((x) & _X86_CHIPREV_FAMILY_MASK) >> _X86_CHIPREV_FAMILY_SHIFT)
462 #define	_X86_CHIPREV_REV(x) \
463 	((x) & _X86_CHIPREV_REV_MASK)
464 
465 /* True if x matches in vendor and family and if x matches the given rev mask */
466 #define	X86_CHIPREV_MATCH(x, mask) \
467 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(mask) && \
468 	_X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(mask) && \
469 	((_X86_CHIPREV_REV(x) & _X86_CHIPREV_REV(mask)) != 0))
470 
471 /* True if x matches in vendor and family and rev is at least minx */
472 #define	X86_CHIPREV_ATLEAST(x, minx) \
473 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(minx) && \
474 	_X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(minx) && \
475 	_X86_CHIPREV_REV(x) >= _X86_CHIPREV_REV(minx))
476 
477 #define	_X86_CHIPREV_MKREV(vendor, family, rev) \
478 	((uint32_t)(vendor) << _X86_CHIPREV_VENDOR_SHIFT | \
479 	(family) << _X86_CHIPREV_FAMILY_SHIFT | (rev))
480 
481 /* Revision default */
482 #define	X86_CHIPREV_UNKNOWN	0x0
483 
484 /*
485  * Definitions for AMD Family 0xf. Minor revisions C0 and CG are
486  * sufficiently different that we will distinguish them; in all other
487  * case we will identify the major revision.
488  */
489 #define	X86_CHIPREV_AMD_F_REV_B _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0001)
490 #define	X86_CHIPREV_AMD_F_REV_C0 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0002)
491 #define	X86_CHIPREV_AMD_F_REV_CG _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0004)
492 #define	X86_CHIPREV_AMD_F_REV_D _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0008)
493 #define	X86_CHIPREV_AMD_F_REV_E _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0010)
494 #define	X86_CHIPREV_AMD_F_REV_F _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0020)
495 #define	X86_CHIPREV_AMD_F_REV_G _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0040)
496 
497 /*
498  * Definitions for AMD Family 0x10.  Rev A was Engineering Samples only.
499  */
500 #define	X86_CHIPREV_AMD_10_REV_A \
501 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0001)
502 #define	X86_CHIPREV_AMD_10_REV_B \
503 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0002)
504 #define	X86_CHIPREV_AMD_10_REV_C \
505 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0004)
506 
507 /*
508  * Various socket/package types, extended as the need to distinguish
509  * a new type arises.  The top 8 byte identfies the vendor and the
510  * remaining 24 bits describe 24 socket types.
511  */
512 
513 #define	_X86_SOCKET_VENDOR_SHIFT	24
514 #define	_X86_SOCKET_VENDOR(x)	((x) >> _X86_SOCKET_VENDOR_SHIFT)
515 #define	_X86_SOCKET_TYPE_MASK	0x00ffffff
516 #define	_X86_SOCKET_TYPE(x)		((x) & _X86_SOCKET_TYPE_MASK)
517 
518 #define	_X86_SOCKET_MKVAL(vendor, bitval) \
519 	((uint32_t)(vendor) << _X86_SOCKET_VENDOR_SHIFT | (bitval))
520 
521 #define	X86_SOCKET_MATCH(s, mask) \
522 	(_X86_SOCKET_VENDOR(s) == _X86_SOCKET_VENDOR(mask) && \
523 	(_X86_SOCKET_TYPE(s) & _X86_SOCKET_TYPE(mask)) != 0)
524 
525 #define	X86_SOCKET_UNKNOWN 0x0
526 	/*
527 	 * AMD socket types
528 	 */
529 #define	X86_SOCKET_754		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000001)
530 #define	X86_SOCKET_939		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000002)
531 #define	X86_SOCKET_940		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000004)
532 #define	X86_SOCKET_S1g1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000008)
533 #define	X86_SOCKET_AM2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000010)
534 #define	X86_SOCKET_F1207	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000020)
535 
536 #if !defined(_ASM)
537 
538 #if defined(_KERNEL) || defined(_KMEMUSER)
539 
540 extern uint_t x86_feature;
541 extern uint_t x86_type;
542 extern uint_t x86_vendor;
543 extern uint_t x86_clflush_size;
544 
545 extern uint_t pentiumpro_bug4046376;
546 extern uint_t pentiumpro_bug4064495;
547 
548 extern uint_t enable486;
549 
550 extern const char CyrixInstead[];
551 
552 #endif
553 
554 #if defined(_KERNEL)
555 
556 /*
557  * This structure is used to pass arguments and get return values back
558  * from the CPUID instruction in __cpuid_insn() routine.
559  */
560 struct cpuid_regs {
561 	uint32_t	cp_eax;
562 	uint32_t	cp_ebx;
563 	uint32_t	cp_ecx;
564 	uint32_t	cp_edx;
565 };
566 
567 extern uint64_t rdmsr(uint_t);
568 extern void wrmsr(uint_t, const uint64_t);
569 extern uint64_t xrdmsr(uint_t);
570 extern void xwrmsr(uint_t, const uint64_t);
571 extern int checked_rdmsr(uint_t, uint64_t *);
572 extern int checked_wrmsr(uint_t, uint64_t);
573 
574 extern void invalidate_cache(void);
575 extern ulong_t getcr4(void);
576 extern void setcr4(ulong_t);
577 
578 extern void mtrr_sync(void);
579 
580 extern void cpu_fast_syscall_enable(void *);
581 extern void cpu_fast_syscall_disable(void *);
582 
583 struct cpu;
584 
585 extern int cpuid_checkpass(struct cpu *, int);
586 extern uint32_t cpuid_insn(struct cpu *, struct cpuid_regs *);
587 extern uint32_t __cpuid_insn(struct cpuid_regs *);
588 extern int cpuid_getbrandstr(struct cpu *, char *, size_t);
589 extern int cpuid_getidstr(struct cpu *, char *, size_t);
590 extern const char *cpuid_getvendorstr(struct cpu *);
591 extern uint_t cpuid_getvendor(struct cpu *);
592 extern uint_t cpuid_getfamily(struct cpu *);
593 extern uint_t cpuid_getmodel(struct cpu *);
594 extern uint_t cpuid_getstep(struct cpu *);
595 extern uint_t cpuid_getsig(struct cpu *);
596 extern uint_t cpuid_get_ncpu_per_chip(struct cpu *);
597 extern uint_t cpuid_get_ncore_per_chip(struct cpu *);
598 extern uint_t cpuid_get_ncpu_sharing_last_cache(struct cpu *);
599 extern id_t cpuid_get_last_lvl_cacheid(struct cpu *);
600 extern int cpuid_get_chipid(struct cpu *);
601 extern id_t cpuid_get_coreid(struct cpu *);
602 extern int cpuid_get_pkgcoreid(struct cpu *);
603 extern int cpuid_get_clogid(struct cpu *);
604 extern int cpuid_is_cmt(struct cpu *);
605 extern int cpuid_syscall32_insn(struct cpu *);
606 extern int getl2cacheinfo(struct cpu *, int *, int *, int *);
607 
608 extern uint32_t cpuid_getchiprev(struct cpu *);
609 extern const char *cpuid_getchiprevstr(struct cpu *);
610 extern uint32_t cpuid_getsockettype(struct cpu *);
611 
612 extern int cpuid_opteron_erratum(struct cpu *, uint_t);
613 
614 struct cpuid_info;
615 
616 extern void setx86isalist(void);
617 extern void cpuid_alloc_space(struct cpu *);
618 extern void cpuid_free_space(struct cpu *);
619 extern uint_t cpuid_pass1(struct cpu *);
620 extern void cpuid_pass2(struct cpu *);
621 extern void cpuid_pass3(struct cpu *);
622 extern uint_t cpuid_pass4(struct cpu *);
623 extern void add_cpunode2devtree(processorid_t, struct cpuid_info *);
624 
625 extern void cpuid_get_addrsize(struct cpu *, uint_t *, uint_t *);
626 extern uint_t cpuid_get_dtlb_nent(struct cpu *, size_t);
627 
628 #if !defined(__xpv)
629 extern uint32_t *cpuid_mwait_alloc(struct cpu *);
630 extern void cpuid_mwait_free(struct cpu *);
631 extern int cpuid_deep_cstates_supported(void);
632 extern int cpuid_arat_supported(void);
633 extern int vmware_platform(void);
634 #endif
635 
636 struct cpu_ucode_info;
637 
638 extern void ucode_alloc_space(struct cpu *);
639 extern void ucode_free_space(struct cpu *);
640 extern void ucode_check(struct cpu *);
641 extern void ucode_cleanup();
642 
643 #if !defined(__xpv)
644 extern	char _tsc_mfence_start;
645 extern	char _tsc_mfence_end;
646 extern	char _tscp_start;
647 extern	char _tscp_end;
648 extern	char _no_rdtsc_start;
649 extern	char _no_rdtsc_end;
650 extern	char _tsc_lfence_start;
651 extern	char _tsc_lfence_end;
652 #endif
653 
654 #if !defined(__xpv)
655 extern	char bcopy_patch_start;
656 extern	char bcopy_patch_end;
657 extern	char bcopy_ck_size;
658 #endif
659 
660 extern void post_startup_cpu_fixups(void);
661 
662 extern uint_t workaround_errata(struct cpu *);
663 
664 #if defined(OPTERON_ERRATUM_93)
665 extern int opteron_erratum_93;
666 #endif
667 
668 #if defined(OPTERON_ERRATUM_91)
669 extern int opteron_erratum_91;
670 #endif
671 
672 #if defined(OPTERON_ERRATUM_100)
673 extern int opteron_erratum_100;
674 #endif
675 
676 #if defined(OPTERON_ERRATUM_121)
677 extern int opteron_erratum_121;
678 #endif
679 
680 #if defined(OPTERON_WORKAROUND_6323525)
681 extern int opteron_workaround_6323525;
682 extern void patch_workaround_6323525(void);
683 #endif
684 
685 extern int get_hwenv(void);
686 extern int is_controldom(void);
687 
688 /*
689  * Defined hardware environments
690  */
691 #define	HW_NATIVE	0x00	/* Running on bare metal */
692 #define	HW_XEN_PV	0x01	/* Running on Xen Hypervisor paravirutualized */
693 #define	HW_XEN_HVM	0x02	/* Running on Xen hypervisor HVM */
694 #define	HW_VMWARE	0x03	/* Running on VMware hypervisor */
695 
696 #endif	/* _KERNEL */
697 
698 #endif
699 
700 #ifdef	__cplusplus
701 }
702 #endif
703 
704 #endif	/* _SYS_X86_ARCHEXT_H */
705